Worked on the trading floor of the Chicago Mercantile Exchange for nine years as the chief Financial Futures Analyst for three clearing firms, Oppenheimer Rouse Futures Inc, GH Miller and Company, and a commodity fund at the LNS Financial Group, members of the CME and CBOT. Gathered news and information from trading pits and newswire sources on the Chicago Mercantile Exchange, and telexed daily and weekly analysis of foreign exchange, global interest rates, gold and other commodities to clients in Hong Kong, London, the Middle East, and dozens of commodity trading advisers across the United States. After the closing bell, Mr Dorsch broadcasted a half-hour talk show on the financial markets to 40 customer branch offices around the United States via live hook-up from the trading pits of the Chicago Merc.
From 1981 through 1988, Mr Dorsch was widely quoted in more than 400 newspaper articles, including the Wall Street Journal, the New York Times, Investor's Business Daily, the Chicago Tribune, Barrons', Newsweek, and the American Banker magazine. He was interviewed on dozens of occasions on the Financial News Network with Sue Herrera, discussing trends in foreign currencies and interest rates, and spoke on local Chicago radio stations. He was also tape-interviewed for CNN's MoneyLine with Lou Dobbs on several occasions, discussing foreign currencies and S&P 500 stock index futures.